What is Loctite 5776 used for?

It is a medium-strength anaerobic thread sealant for coarse metal threaded fittings up to 3" (M80) in gas and potable water systems.

Which approvals does this sealant have?

Loctite 5776 has DVGW approval according to EN 751-1 for gas and hot water, as well as NSF/ANSI 61 certification for potable water.

What is the maximum thread size supported?

You can use this thread sealant on metal pipes and fittings up to 3" (M80).

Can the joint be disassembled later?

Yes, its medium strength allows you to disassemble the joint using standard hand tools.

What is the operating temperature range?

Loctite 5776 withstands operating temperatures from -55 °C to +150 °C.

LOCTITE 5776 thread sealant (50 ml bottle) - 1448091

Name: LOCTITE 5776 thread sealant (50 ml bottle) - 1448091
Brand: LOCTITE
SKU: 02275579
Price: 30.2 EUR
Availability: PreOrder

Supplier number: LOCTITE 1448091 | EAN 5010266003665

Recommended Retail Price €38.22

30.20 tax incl.

€24.96 excl. VAT (incl. all environmental contributions)

On order: delivered from 14/10/2026

The minimum purchase order quantity for the product is 12.

Ordered before 20:00 - delivered as of 14/10/2026
Free shipping
Delivery by DHL

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How does it work?

For a purchase value of €99 to €125 excl. VAT, receive FREE LOCTITE 55 thread sealing cord 50 m (IDH 528244) worth €9.99.
For a purchase value of more than €125 excl. VAT, receive FREE LOCTITE SF 7850 hand cleaner 400 ml (IDH 2098250) worth €13.21.
The free item is automatically added to your order. No registration is required.
The promotion is valid from 01.10.2026 to 31.10.2026.
Loctite Buy & Get deals are recognisable by the promotion label on the product page. Click the label to view all available deals.

Reliable sealing for gas and water pipes

Practical benefits

Loctite locks coarse threads: You seal metal pipes and fittings securely against leaks while protecting joints from loosening caused by vibration and shock.
Approved for gas and water: With official DVGW and potable water certifications, you safely use this sealant across gas installations and plumbing systems.
Clean and precise dispensing: The thixotropic formula prevents dripping after application, allowing you to achieve neat and accurate assembly every time.

In a nutshell

The right choise for

With Loctite 5776, you reliably seal and lock coarse metal threaded joints up to 3" (M80). This medium-strength liquid anaerobic thread sealant prevents leaks and protects pipes and fittings against loosening caused by shock and vibration. Thanks to official dvgw approval and NSF/ANSI 61 certification, you can work safely on gas, hot water, and potable water systems. The thixotropic formula prevents dripping during application, ensuring clean and precise assembly every time. Operating across a temperature range of -55 °C to +150 °C, this 50 ml bottle delivers dependable sealing that remains easy to disassemble using standard hand tools.

Product information FAQ

€30.20

tax incl.

Key features according to our expert

Net volume: 50 ml
Flash point: > 100 °C
Physical state: Liquid
UN number: Not applicable
ADR class: Not applicable
ADR packing group: Not applicable

Product description:

LOCTITE 5776 - Thread Sealant - Henkel
LOCTITE 5776 is a general purpose sealant for locking and sealing of all coarse metal threads.
The product is suitable for fast application at low temperatures and is therefore suitable for outdoor maintenance applications.
The product is qualified for gas and water pipes and is also certified for potable water applications up to 60°C.

All Features

Net volume: 50 ml
Flash point: > 100 °C
Physical state: Liquid
Un number: Not applicable
Adr class: Not applicable
Adr packing group: Not applicable

Brand LOCTITE
02275579
EAN 5010266003665
Supplier number LOCTITE 1448091

Frequently asked questions about this product

Answered by specialists

What is Loctite 5776 used for?: It is a medium-strength anaerobic thread sealant for coarse metal threaded fittings up to 3" (M80) in gas and potable water systems.
Which approvals does this sealant have?: Loctite 5776 has DVGW approval according to EN 751-1 for gas and hot water, as well as NSF/ANSI 61 certification for potable water.
What is the maximum thread size supported?: You can use this thread sealant on metal pipes and fittings up to 3" (M80).
Can the joint be disassembled later?: Yes, its medium strength allows you to disassemble the joint using standard hand tools.
What is the operating temperature range?: Loctite 5776 withstands operating temperatures from -55 °C to +150 °C.